Average Bench: 54.8% (710th of 959)

more Based on 3,228 user benchmarks.  Models: C400-MTFDDAK256MAM, C400-MTFDDAC256MAM, MTFDDAK2 MTFDDAK256MAM-1K, Micron C400 RealSSD 2.5" 7mm 256GB, MTFDDAK256MAM-1K, Micron C400 RealSSD 2., MTFDDAK256MAM-1K1, MTFDDAK256MAM-1K12

Average average bench

The Micron C400 RealSSD 256GB averaged 45.2% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K Random Write Speed 62MB/s
Avg. 4K Random Read Speed 17.9MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Micron C400 RealSSD 256GB is 25.4%. This is a relatively narrow range which indicates that the Micron C400 RealSSD 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 22.8MB/s
Avg. Sustained Write Speed 187MB/s
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Average Bench

(Based on 3,228 samples)
Min Avg Max
318 Read 383 427
50 Write 218 262
86.3 Mixed 227 260
48.9 SusWrite 187 253
56.5% 254 MB/s
Min Avg Max
10.4 4K Read 17.9 23
32.9 4K Write 62 101
9.2 4K Mixed 13.4 16.4
77.1% 31.1 MB/s
Min Avg Max
24.2 DQ Read 122 179
49.7 DQ Write 127 222
15.2 DQ Mixed 22.8 32.3
45.1% 90.3 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
220GB free
Firmware: 04TH
SusWrite @10s intervals: 264 285 268 267 268 286 MB/s
Read 413
Write 271
Mixed 240
SusWrite 273
67% 299 MB/s
4K Read 22.7
4K Write 94.3
4K Mixed 15.4
104% 44.1 MB/s
DQ Read 179
DQ Write 225
DQ Mixed 23.6
67% 143 MB/s
132GB free (System drive)
Firmware: 04TH
SusWrite @10s intervals: 215 233 244 243 252 231 MB/s
Read 372
Write 261
Mixed 245
SusWrite 236
62% 279 MB/s
4K Read 19.6
4K Write 107
4K Mixed 13.7
104% 46.7 MB/s
DQ Read 178
DQ Write 218
DQ Mixed 23.5
66% 140 MB/s
177GB free (System drive)
Firmware: 04TH
SusWrite @10s intervals: 200 205 208 191 192 199 MB/s
Read 373
Write 235
Mixed 250
SusWrite 199
59% 264 MB/s
4K Read 20.4
4K Write 75.5
4K Mixed 14.5
89% 36.8 MB/s
DQ Read 113
DQ Write 106
DQ Mixed 23.2
41% 80.8 MB/s
73GB free (System drive)
Firmware: 04TH
SusWrite @10s intervals: 239 180 186 110 89 104 MB/s
Read 390
Write 242
Mixed 247
SusWrite 151
57% 258 MB/s
4K Read 19.7
4K Write 96
4K Mixed 9.7
93% 41.8 MB/s
DQ Read 113
DQ Write 107
DQ Mixed 23.9
42% 81.2 MB/s
3,228 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 9,124,131 SSDs tested.

Typical C400 RealSSD 256GB Builds (Compare 3,109 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 19%
Surfboard
Desktop
Desktop 54%
Yacht
Workstation
Workstation 39%
Jet ski

System: HP Z420 Workstation

EDIT WITH CUSTOM PC BUILDER Value: 62% - Good Total price: $345

Popular C400 RealSSD 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) October 2018 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

959 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $370Nvidia GTX 1070 $350Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $155Nvidia GTX 1060-6GB $249Samsung 850 Evo 500GB $98
Intel Core i7-7700K $355AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 64GB $42
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3000 C15 2x8GB $140SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $157SanDisk Ultra Fit 32GB $12
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